Without specifying the native American tribe, Southeast Queens Press (website) explains that "the Golf course acquired its name from an old Indian name for the area - "Idalwilde" - or peaceful and savage."
http://www.queenspress.com/anniversary2001-jfkairport.htm
It's unclear whether similar names, like Idylwilde, CO or Idyllwilde, CA have a common etiology from a Native American language.
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